and, of course, tonight president obama delivers his "state of the union" address. for now president obama doing an abo about-face for raising the eligible of medicare. he proposes to raise the age from 65 to 67. he said he was willing to consider such a move in december of 2011 but a spokesman said now it is not the right direction go in. the president is still willing to consider lowering the medicare cost of living adjustments if republicans will compromise on new tax revenues. >>> so after honoring the 200-year tradition of delivering the "state of the union" address, president obama will take part in a far more modern edition, a google+ chat. there'll be a chat hangout thursday at 4:00 p.m. eastern time. we'll have a full preview of tonight's address at the top of the hour. zorai zoraida? >> thank you very much, john. >>> breaking news. north korea's state-run news agency has confirmed, quote, they have successfully conducted a third underground nuclear test. the u.n. security council will have an emergency meeting at 9:00 a.m. the australian government has con